Explanation

Property :

Usage:

Definition:

This parameter controls the weight or boldness of the font. We can make the font look lighter or bolder using style sheet.It takes the following values.a) bold : It makes the font to look bold.b) bolder : It makes the font to look bolder.c) light : It makes the font to look light.d) lighter : It makes the font to look lighter.e) 100 to 900 : The fonts boldness can be set using values as 100 or 200 or 300 or 400 or 500 or 600 or 700 or 800 or 900.f) normal : It sets the fonts as normal fonts.